Note 2 - Summary of Significant Accounting Policies (Details) - Weighted Average Common Shares	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Weighted Average Common Shares [Abstract]
Weighted average common shares outstanding -- basic	10,393,956	10,327,428
Employee stock options and unvested shares of restricted stock	54,955	38,884
Weighted average common shares and common share equivalents outstanding -- diluted	10,448,911	10,366,312
Average number of potentially dilutive securities excluded from calculation	97,277	28,750